Home / 7,286.70-10,926.28-2,355.69

Finding the Fourth Proportional to 7,286.70, 10,926.28 and 2,355.69

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Solution

The fourth proportional to 7,286.70, 10,926.28 and 2,355.69 is: 3,532.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286.70 : 10,926.28 = 2,355.69 : x
  2. Step 2: Convert to fraction form
    7,286.70/10,926.28 = 2,355.69/x
  3. Step 3: Cross multiply
    7,286.70x = 10,926.28 × 2,355.69
  4. Step 4: Simplify right side
    7,286.70x = 25,738,916.75
  5. Step 5: Solve for x
    x = 25,738,916.75/7,286.70
  6. Step 6: Final answer
    x = 3,532.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.